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   <div id="projectbrief">A system-level modeling framework for designing real-time embedded systems</div>
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<div class="header">
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<div class="title">XILResultTypes.cs</div>  </div>
</div><!--header-->
<div class="contents">
<a href="_x_i_l_result_types_8cs.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;</div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="keyword">using</span> System;</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="keyword">using</span> System.Collections.Generic;</div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="keyword">using</span> System.Linq;</div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="keyword">using</span> System.Text;</div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="keyword">using</span> SystemSharp.Common;</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="keyword">using</span> SystemSharp.DataTypes;</div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="keyword">using</span> SystemSharp.Meta;</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="keyword">using</span> SystemSharp.SysDOM;</div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;</div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="keyword">namespace </span>SystemSharp.Assembler</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;{</div>
<div class="line"><a name="l00031"></a><span class="lineno"><a class="line" href="class_system_sharp_1_1_assembler_1_1_x_i_l_result_types.html">   31</a></span>&#160;    <span class="keyword">public</span> <span class="keyword">static</span> <span class="keyword">class </span><a class="code" href="class_system_sharp_1_1_assembler_1_1_x_i_l_result_types.html">XILResultTypes</a></div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;    {</div>
<div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="class_system_sharp_1_1_assembler_1_1_x_i_l_result_types.html#aeb3a141b923e39335d094a3c6645d9a3">   39</a></span>&#160;        <span class="keyword">public</span> <span class="keyword">static</span> IEnumerable&lt;TypeDescriptor&gt; <a class="code" href="class_system_sharp_1_1_assembler_1_1_x_i_l_result_types.html#aeb3a141b923e39335d094a3c6645d9a3">GetDefaultResultTypes</a>(<span class="keyword">this</span> <a class="code" href="class_system_sharp_1_1_assembler_1_1_x_i_l_instr.html">XILInstr</a> instr, <a class="code" href="class_system_sharp_1_1_meta_1_1_type_descriptor.html">TypeDescriptor</a>[] operandTypes)</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;        {</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;            <span class="keywordflow">switch</span> (instr.<a class="code" href="class_system_sharp_1_1_assembler_1_1_x_i_l_instr.html#ac1be110ff484ec0078a5ccc572d463bd">Name</a>)</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;            {</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Abs:</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;                    <span class="keywordflow">if</span> (operandTypes[0].CILType.<a class="code" href="class_system_sharp_1_1_meta_1_1_type_descriptor.html#a9099b9111f475996cba618ae9faaa4ff">Equals</a>(typeof(<span class="keywordtype">float</span>)) ||</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;                        operandTypes[0].CILType.Equals(typeof(<span class="keywordtype">double</span>)) ||</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;                        operandTypes[0].CILType.<a class="code" href="class_system_sharp_1_1_meta_1_1_type_descriptor.html#a9099b9111f475996cba618ae9faaa4ff">Equals</a>(typeof(<span class="keywordtype">int</span>)) ||</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;                        operandTypes[0].CILType.Equals(typeof(<span class="keywordtype">long</span>)) ||</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;                        operandTypes[0].CILType.<a class="code" href="class_system_sharp_1_1_meta_1_1_type_descriptor.html#a9099b9111f475996cba618ae9faaa4ff">Equals</a>(typeof(sbyte)) ||</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;                        operandTypes[0].CILType.Equals(typeof(<span class="keywordtype">short</span>)))</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;                    {</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;                        yield <span class="keywordflow">return</span> operandTypes[0];</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;                    }</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;                    <span class="keywordflow">else</span> <span class="keywordflow">if</span> (operandTypes[0].CILType.<a class="code" href="class_system_sharp_1_1_meta_1_1_type_descriptor.html#a9099b9111f475996cba618ae9faaa4ff">Equals</a>(typeof(<span class="keywordtype">double</span>)))</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;                    {</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;                        yield <span class="keywordflow">return</span> typeof(<span class="keywordtype">double</span>);</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;                    }</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;                    <span class="keywordflow">else</span> <span class="keywordflow">if</span> (operandTypes[0].CILType.<a class="code" href="class_system_sharp_1_1_meta_1_1_type_descriptor.html#a9099b9111f475996cba618ae9faaa4ff">Equals</a>(typeof(<a class="code" href="struct_system_sharp_1_1_data_types_1_1_s_fix.html">SFix</a>)))</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;                    {</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;                        var fmt = SFix.GetFormat(operandTypes[0]);</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;                        var ssample = SFix.FromDouble(0.0, fmt.IntWidth + 1, fmt.FracWidth);</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;                        yield <span class="keywordflow">return</span> TypeDescriptor.GetTypeOf(ssample);</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;                        var usample = UFix.FromDouble(0.0, fmt.IntWidth, fmt.FracWidth);</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;                        yield <span class="keywordflow">return</span> TypeDescriptor.GetTypeOf(usample);</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;                    }</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;                    <span class="keywordflow">else</span> <span class="keywordflow">if</span> (operandTypes[0].CILType.<a class="code" href="class_system_sharp_1_1_meta_1_1_type_descriptor.html#a9099b9111f475996cba618ae9faaa4ff">Equals</a>(typeof(<a class="code" href="struct_system_sharp_1_1_data_types_1_1_u_fix.html">UFix</a>)))</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;                    {</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;                        yield <span class="keywordflow">return</span> operandTypes[0];</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;                    }</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;                    <span class="keywordflow">else</span></div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;                    {</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;                        <span class="keywordflow">throw</span> <span class="keyword">new</span> NotSupportedException(<span class="stringliteral">&quot;Operand type not supported&quot;</span>);</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;                    }</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Add:</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;                    {</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;                        dynamic o1 = operandTypes[0].GetSampleInstance();</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;                        dynamic o2 = operandTypes[1].GetSampleInstance();</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;                        <span class="keywordtype">object</span> r = o1 + o2;</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;                        yield <span class="keywordflow">return</span> TypeDescriptor.GetTypeOf(r);</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;                    }</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.And:</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;                    {</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;                        dynamic o1 = operandTypes[0].GetSampleInstance();</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;                        dynamic o2 = operandTypes[1].GetSampleInstance();</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;                        <span class="keywordtype">object</span> r = o1 &amp; o2;</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;                        yield <span class="keywordflow">return</span> TypeDescriptor.GetTypeOf(r);</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;                    }</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Barrier:</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.BranchIfFalse:</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.BranchIfTrue:</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;                    yield <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Ceil:</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Floor:</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.SinCos:</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;                    <span class="keywordflow">if</span> (operandTypes[0].CILType.<a class="code" href="class_system_sharp_1_1_meta_1_1_type_descriptor.html#a9099b9111f475996cba618ae9faaa4ff">Equals</a>(typeof(<span class="keywordtype">float</span>)) ||</div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;                        operandTypes[0].CILType.Equals(typeof(<span class="keywordtype">double</span>)))</div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;                    {</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;                        yield <span class="keywordflow">return</span> operandTypes[0];</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;                    }</div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;                    <span class="keywordflow">else</span></div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;                    {</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;                        <span class="keywordflow">throw</span> <span class="keyword">new</span> NotSupportedException();</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;                    }</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Cos:</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Sin:</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;                    <span class="keywordflow">if</span> (operandTypes[0].CILType.<a class="code" href="class_system_sharp_1_1_meta_1_1_type_descriptor.html#a9099b9111f475996cba618ae9faaa4ff">Equals</a>(typeof(<span class="keywordtype">float</span>)) ||</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;                        operandTypes[0].CILType.Equals(typeof(<span class="keywordtype">double</span>)))</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;                    {</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;                        yield <span class="keywordflow">return</span> operandTypes[0];</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;                    }</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;                    <span class="keywordflow">else</span> <span class="keywordflow">if</span> (operandTypes[0].CILType.<a class="code" href="class_system_sharp_1_1_meta_1_1_type_descriptor.html#a9099b9111f475996cba618ae9faaa4ff">Equals</a>(typeof(<a class="code" href="struct_system_sharp_1_1_data_types_1_1_u_fix.html">UFix</a>)) ||</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;                        operandTypes[0].CILType.Equals(typeof(<a class="code" href="struct_system_sharp_1_1_data_types_1_1_s_fix.html">SFix</a>)))</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;                    {</div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;                        var fmt = operandTypes[0].GetFixFormat();</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;                        <span class="comment">// computation works for at most 26 fractional bits</span></div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;                        <span class="keywordtype">double</span> xinc = Math.Pow(2.0, Math.Max(-26, -fmt.FracWidth));</div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;                        <span class="keywordtype">double</span> yinc = 1.0 - Math.Cos(xinc);</div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;                        <span class="keywordtype">int</span> fw = -MathExt.FloorLog2(yinc);</div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;                        <span class="comment">// Xilinx Cordic doesn&#39;t like more than 48 result bits</span></div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;                        <span class="keywordflow">if</span> (fw &gt; 48)</div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;                            fw = 48;</div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;                        <span class="keywordflow">while</span> (fw &gt;= 0)</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;                        {</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;                            yield <span class="keywordflow">return</span> SFix.MakeType(2, fw);</div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;                            --fw;</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;                        }</div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;                    }</div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;                    <span class="keywordflow">else</span></div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;                    {</div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;                        <span class="keywordflow">throw</span> <span class="keyword">new</span> NotSupportedException();</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;                    }</div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;</div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.ScSin:</div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.ScCos:</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.ScSinCos:</div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;                    <span class="keywordflow">if</span> (operandTypes[0].CILType.<a class="code" href="class_system_sharp_1_1_meta_1_1_type_descriptor.html#a9099b9111f475996cba618ae9faaa4ff">Equals</a>(typeof(<span class="keywordtype">float</span>)) ||</div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;                        operandTypes[0].CILType.Equals(typeof(<span class="keywordtype">double</span>)))</div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;                    {</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;                        yield <span class="keywordflow">return</span> operandTypes[0];</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;                    }</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;                    <span class="keywordflow">else</span> <span class="keywordflow">if</span> (operandTypes[0].CILType.<a class="code" href="class_system_sharp_1_1_meta_1_1_type_descriptor.html#a9099b9111f475996cba618ae9faaa4ff">Equals</a>(typeof(<a class="code" href="struct_system_sharp_1_1_data_types_1_1_u_fix.html">UFix</a>)) ||</div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;                        operandTypes[0].CILType.Equals(typeof(<a class="code" href="struct_system_sharp_1_1_data_types_1_1_s_fix.html">SFix</a>)))</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;                    {</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;                        var fmt = operandTypes[0].GetFixFormat();</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;                        <span class="comment">// computation works for at most 26 fractional bits</span></div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;                        <span class="keywordtype">double</span> xinc = Math.Pow(2.0, Math.Max(-26, -fmt.FracWidth));</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;                        <span class="keywordtype">double</span> yinc = 1.0 - Math.Cos(xinc);</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;                        <span class="keywordtype">int</span> fw = -MathExt.FloorLog2(yinc);</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;                        <span class="comment">// Xilinx Cordic doesn&#39;t like more than 48 result bits</span></div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;                        <span class="keywordflow">if</span> (fw &gt; 48)</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;                            fw = 48;</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;                        <span class="keywordflow">while</span> (fw &gt;= 0)</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;                        {</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;                            yield <span class="keywordflow">return</span> SFix.MakeType(2, fw);</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;                            --fw;</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;                        }</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;                    }</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;                    <span class="keywordflow">else</span></div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;                    {</div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;                        <span class="keywordflow">throw</span> <span class="keyword">new</span> NotSupportedException();</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;                    }</div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;</div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Sqrt:</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;                    <span class="keywordflow">if</span> (operandTypes[0].CILType.<a class="code" href="class_system_sharp_1_1_meta_1_1_type_descriptor.html#a9099b9111f475996cba618ae9faaa4ff">Equals</a>(typeof(<span class="keywordtype">float</span>)) ||</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;                        operandTypes[0].CILType.Equals(typeof(<span class="keywordtype">double</span>)))</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;                    {</div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;                        yield <span class="keywordflow">return</span> operandTypes[0];</div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;                    }</div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;                    <span class="keywordflow">else</span> <span class="keywordflow">if</span> (operandTypes[0].CILType.<a class="code" href="class_system_sharp_1_1_meta_1_1_type_descriptor.html#a9099b9111f475996cba618ae9faaa4ff">Equals</a>(typeof(<a class="code" href="struct_system_sharp_1_1_data_types_1_1_u_fix.html">UFix</a>)))</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;                    {</div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;                        var fmt = UFix.GetFormat(operandTypes[0]);</div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;                        <span class="keywordtype">int</span> iw = (fmt.IntWidth + 1) / 2;</div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;                        yield <span class="keywordflow">return</span> UFix.MakeType(iw, fmt.TotalWidth - iw);</div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;                    }</div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;                    <span class="keywordflow">else</span> <span class="keywordflow">if</span> (operandTypes[0].CILType.<a class="code" href="class_system_sharp_1_1_meta_1_1_type_descriptor.html#a9099b9111f475996cba618ae9faaa4ff">Equals</a>(typeof(<a class="code" href="struct_system_sharp_1_1_data_types_1_1_s_fix.html">SFix</a>)))</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;                    {</div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;                        var fmt = SFix.GetFormat(operandTypes[0]);</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;                        <span class="keywordtype">int</span> iw = fmt.IntWidth / 2;</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;                        yield <span class="keywordflow">return</span> UFix.MakeType(iw, fmt.TotalWidth - iw - 1);</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;                    }</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;                    <span class="keywordflow">else</span> <span class="keywordflow">if</span> (operandTypes[0].CILType.<a class="code" href="class_system_sharp_1_1_meta_1_1_type_descriptor.html#a9099b9111f475996cba618ae9faaa4ff">Equals</a>(typeof(<a class="code" href="struct_system_sharp_1_1_data_types_1_1_unsigned.html">Unsigned</a>)))</div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;                    {</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;                        var fmt = UFix.GetFormat(operandTypes[0]);</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;                        <span class="keywordtype">int</span> iw = (fmt.IntWidth + 1) / 2;</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;                        yield <span class="keywordflow">return</span> Unsigned.MakeType(iw);</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;                    }</div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;                    <span class="keywordflow">else</span> <span class="keywordflow">if</span> (operandTypes[0].CILType.<a class="code" href="class_system_sharp_1_1_meta_1_1_type_descriptor.html#a9099b9111f475996cba618ae9faaa4ff">Equals</a>(typeof(<a class="code" href="struct_system_sharp_1_1_data_types_1_1_signed.html">Signed</a>)))</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;                    {</div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;                        var fmt = SFix.GetFormat(operandTypes[0]);</div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;                        <span class="keywordtype">int</span> iw = fmt.IntWidth / 2;</div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;                        yield <span class="keywordflow">return</span> Unsigned.MakeType(iw);</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;                    }</div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;                    <span class="keywordflow">else</span></div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;                    {</div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;                        <span class="keywordflow">throw</span> <span class="keyword">new</span> NotImplementedException();</div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;                    }</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Cmp:</div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;                    <span class="keywordflow">throw</span> <span class="keyword">new</span> NotImplementedException();</div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;</div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Concat:</div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;                    {</div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;                        var v1 = (<a class="code" href="struct_system_sharp_1_1_data_types_1_1_std_logic_vector.html">StdLogicVector</a>)operandTypes[0].GetSampleInstance();</div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;                        var v2 = (<a class="code" href="struct_system_sharp_1_1_data_types_1_1_std_logic_vector.html">StdLogicVector</a>)operandTypes[1].GetSampleInstance();</div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;                        var c = v1.Concat(v2);</div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;                        yield <span class="keywordflow">return</span> TypeDescriptor.GetTypeOf(c);</div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;                    }</div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;</div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Convert:</div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;                    <span class="keywordflow">throw</span> <span class="keyword">new</span> NotImplementedException();</div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;</div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Dig:</div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Dup:</div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Swap:</div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;                    <span class="keywordflow">throw</span> <span class="keyword">new</span> NotSupportedException();</div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;</div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Div:</div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;                    {</div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;                        dynamic o1 = operandTypes[0].GetSampleInstance();</div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;                        dynamic o2 = operandTypes[1].GetSampleInstance(ETypeCreationOptions.NonZero);</div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;                        <span class="keywordtype">object</span> r = o1 / o2;</div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;                        yield <span class="keywordflow">return</span> TypeDescriptor.GetTypeOf(r);</div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;                    }</div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;</div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.ExitMarshal:</div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Goto:</div>
<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Nop:</div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Pop:</div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Return:</div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.StelemFixA:</div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.StelemFixAFixI:</div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.StoreVar:</div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.WrMem:</div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.WrMemFix:</div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.WrPort:</div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;                    yield <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;</div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Mod2:</div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;                    {</div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;                        var fmt = operandTypes[0].GetFixFormat();</div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;                        <span class="keywordflow">if</span> (fmt == null)</div>
<div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;                            <span class="keywordflow">throw</span> <span class="keyword">new</span> NotSupportedException(<span class="stringliteral">&quot;mod2 is only supported for fixed-point types&quot;</span>);</div>
<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;</div>
<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;                        <span class="keywordflow">for</span> (<span class="keywordtype">int</span> iw = 2; iw &lt;= fmt.IntWidth; iw++)</div>
<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;                        {</div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;                            yield <span class="keywordflow">return</span> <span class="keyword">new</span> <a class="code" href="class_system_sharp_1_1_data_types_1_1_fix_format.html">FixFormat</a>(fmt.IsSigned, iw, fmt.FracWidth).ToType();</div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;                        }</div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;                    }</div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;</div>
<div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.DivQF:</div>
<div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.ExtendSign:</div>
<div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Ld0:</div>
<div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.LdelemFixA:</div>
<div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.LdelemFixAFixI:</div>
<div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.LdMemBase:</div>
<div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.LShift:</div>
<div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.RdMem:</div>
<div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.RdMemFix:</div>
<div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.RShift:</div>
<div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Sign:</div>
<div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.SliceFixI:</div>
<div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;                    <span class="keywordflow">throw</span> <span class="keyword">new</span> NotImplementedException();</div>
<div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;</div>
<div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.IsEq:</div>
<div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.IsGt:</div>
<div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.IsGte:</div>
<div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.IsLt:</div>
<div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.IsLte:</div>
<div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.IsNEq:</div>
<div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;                    yield <span class="keywordflow">return</span> typeof(<span class="keywordtype">bool</span>);</div>
<div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00286"></a><span class="lineno">  286</span>&#160;</div>
<div class="line"><a name="l00287"></a><span class="lineno">  287</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.LdConst:</div>
<div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;                    yield <span class="keywordflow">return</span> TypeDescriptor.GetTypeOf(instr.Operand);</div>
<div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160;</div>
<div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.LoadVar:</div>
<div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;                    {</div>
<div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;                        var lit = (<a class="code" href="interface_system_sharp_1_1_sys_d_o_m_1_1_i_storable_literal.html">IStorableLiteral</a>)instr.<a class="code" href="class_system_sharp_1_1_assembler_1_1_x_i_l_instr.html#ac764bb3dd979b2652e84fdb6e7c96553">Operand</a>;</div>
<div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;                        yield <span class="keywordflow">return</span> lit.Type;</div>
<div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;                    }</div>
<div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;</div>
<div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Max:</div>
<div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Min:</div>
<div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;                    yield <span class="keywordflow">return</span> operandTypes[0];</div>
<div class="line"><a name="l00301"></a><span class="lineno">  301</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;</div>
<div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Mul:</div>
<div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;                    {</div>
<div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;                        dynamic o1 = operandTypes[0].GetSampleInstance();</div>
<div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;                        dynamic o2 = operandTypes[1].GetSampleInstance();</div>
<div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;                        <span class="keywordtype">object</span> r = o1 * o2;</div>
<div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;                        yield <span class="keywordflow">return</span> TypeDescriptor.GetTypeOf(r);</div>
<div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;                    }</div>
<div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00311"></a><span class="lineno">  311</span>&#160;</div>
<div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Neg:</div>
<div class="line"><a name="l00313"></a><span class="lineno">  313</span>&#160;                    {</div>
<div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;                        dynamic o1 = operandTypes[0].GetSampleInstance();</div>
<div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160;                        <span class="keywordtype">object</span> r = -o1 ;</div>
<div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160;                        yield <span class="keywordflow">return</span> TypeDescriptor.GetTypeOf(r);</div>
<div class="line"><a name="l00317"></a><span class="lineno">  317</span>&#160;                    }</div>
<div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;</div>
<div class="line"><a name="l00320"></a><span class="lineno">  320</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Not:</div>
<div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;                    {</div>
<div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160;                        dynamic o1 = operandTypes[0].GetSampleInstance();</div>
<div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;                        <span class="keywordtype">object</span> r = !o1;</div>
<div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;                        yield <span class="keywordflow">return</span> TypeDescriptor.GetTypeOf(r);</div>
<div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160;                    }</div>
<div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;</div>
<div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Or:</div>
<div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160;                    {</div>
<div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;                        dynamic o1 = operandTypes[0].GetSampleInstance();</div>
<div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;                        dynamic o2 = operandTypes[1].GetSampleInstance();</div>
<div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;                        <span class="keywordtype">object</span> r = o1 | o2;</div>
<div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;                        yield <span class="keywordflow">return</span> TypeDescriptor.GetTypeOf(r);</div>
<div class="line"><a name="l00334"></a><span class="lineno">  334</span>&#160;                    }</div>
<div class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;</div>
<div class="line"><a name="l00337"></a><span class="lineno">  337</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.RdPort:</div>
<div class="line"><a name="l00338"></a><span class="lineno">  338</span>&#160;                    {</div>
<div class="line"><a name="l00339"></a><span class="lineno">  339</span>&#160;                        var port = (<a class="code" href="interface_system_sharp_1_1_meta_1_1_i_signal_or_port_descriptor.html">ISignalOrPortDescriptor</a>)instr.<a class="code" href="class_system_sharp_1_1_assembler_1_1_x_i_l_instr.html#ac764bb3dd979b2652e84fdb6e7c96553">Operand</a>;</div>
<div class="line"><a name="l00340"></a><span class="lineno">  340</span>&#160;                        yield <span class="keywordflow">return</span> port.ElementType;</div>
<div class="line"><a name="l00341"></a><span class="lineno">  341</span>&#160;                    }</div>
<div class="line"><a name="l00342"></a><span class="lineno">  342</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;</div>
<div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Rem:</div>
<div class="line"><a name="l00345"></a><span class="lineno">  345</span>&#160;                    {</div>
<div class="line"><a name="l00346"></a><span class="lineno">  346</span>&#160;                        dynamic o1 = operandTypes[0].GetSampleInstance();</div>
<div class="line"><a name="l00347"></a><span class="lineno">  347</span>&#160;                        dynamic o2 = operandTypes[1].GetSampleInstance(ETypeCreationOptions.NonZero);</div>
<div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;                        <span class="keywordtype">object</span> r = o1 % o2;</div>
<div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;                        yield <span class="keywordflow">return</span> TypeDescriptor.GetTypeOf(r);</div>
<div class="line"><a name="l00350"></a><span class="lineno">  350</span>&#160;                    }</div>
<div class="line"><a name="l00351"></a><span class="lineno">  351</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;</div>
<div class="line"><a name="l00353"></a><span class="lineno">  353</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Rempow2:</div>
<div class="line"><a name="l00354"></a><span class="lineno">  354</span>&#160;                    {</div>
<div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;                        dynamic o1 = operandTypes[0].GetSampleInstance();</div>
<div class="line"><a name="l00356"></a><span class="lineno">  356</span>&#160;                        <span class="keywordtype">int</span> n = (int)instr.<a class="code" href="class_system_sharp_1_1_assembler_1_1_x_i_l_instr.html#ac764bb3dd979b2652e84fdb6e7c96553">Operand</a>;</div>
<div class="line"><a name="l00357"></a><span class="lineno">  357</span>&#160;                        <span class="keywordtype">object</span> r = <a class="code" href="class_system_sharp_1_1_common_1_1_math_ext.html">MathExt</a>.<a class="code" href="class_system_sharp_1_1_common_1_1_math_ext.html#a30f0525b01304f2276fde4c6f02f5778">Rempow2</a>((dynamic)o1, n);</div>
<div class="line"><a name="l00358"></a><span class="lineno">  358</span>&#160;                        yield <span class="keywordflow">return</span> TypeDescriptor.GetTypeOf(r);</div>
<div class="line"><a name="l00359"></a><span class="lineno">  359</span>&#160;                    }</div>
<div class="line"><a name="l00360"></a><span class="lineno">  360</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00361"></a><span class="lineno">  361</span>&#160;</div>
<div class="line"><a name="l00362"></a><span class="lineno">  362</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Select:</div>
<div class="line"><a name="l00363"></a><span class="lineno">  363</span>&#160;                    yield <span class="keywordflow">return</span> operandTypes[1];</div>
<div class="line"><a name="l00364"></a><span class="lineno">  364</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00365"></a><span class="lineno">  365</span>&#160;</div>
<div class="line"><a name="l00366"></a><span class="lineno">  366</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Slice:</div>
<div class="line"><a name="l00367"></a><span class="lineno">  367</span>&#160;                    yield <span class="keywordflow">return</span> typeof(<a class="code" href="struct_system_sharp_1_1_data_types_1_1_std_logic_vector.html">StdLogicVector</a>);</div>
<div class="line"><a name="l00368"></a><span class="lineno">  368</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00369"></a><span class="lineno">  369</span>&#160;</div>
<div class="line"><a name="l00370"></a><span class="lineno">  370</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Sub:</div>
<div class="line"><a name="l00371"></a><span class="lineno">  371</span>&#160;                    {</div>
<div class="line"><a name="l00372"></a><span class="lineno">  372</span>&#160;                        dynamic o1 = operandTypes[0].GetSampleInstance();</div>
<div class="line"><a name="l00373"></a><span class="lineno">  373</span>&#160;                        dynamic o2 = operandTypes[1].GetSampleInstance();</div>
<div class="line"><a name="l00374"></a><span class="lineno">  374</span>&#160;                        <span class="keywordtype">object</span> r = o1 - o2;</div>
<div class="line"><a name="l00375"></a><span class="lineno">  375</span>&#160;                        yield <span class="keywordflow">return</span> TypeDescriptor.GetTypeOf(r);</div>
<div class="line"><a name="l00376"></a><span class="lineno">  376</span>&#160;                    }</div>
<div class="line"><a name="l00377"></a><span class="lineno">  377</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00378"></a><span class="lineno">  378</span>&#160;</div>
<div class="line"><a name="l00379"></a><span class="lineno">  379</span>&#160;                <span class="keywordflow">case</span> InstructionCodes.Xor:</div>
<div class="line"><a name="l00380"></a><span class="lineno">  380</span>&#160;                    {</div>
<div class="line"><a name="l00381"></a><span class="lineno">  381</span>&#160;                        dynamic o1 = operandTypes[0].GetSampleInstance();</div>
<div class="line"><a name="l00382"></a><span class="lineno">  382</span>&#160;                        dynamic o2 = operandTypes[1].GetSampleInstance();</div>
<div class="line"><a name="l00383"></a><span class="lineno">  383</span>&#160;                        <span class="keywordtype">object</span> r = o1 ^ o2;</div>
<div class="line"><a name="l00384"></a><span class="lineno">  384</span>&#160;                        yield <span class="keywordflow">return</span> TypeDescriptor.GetTypeOf(r);</div>
<div class="line"><a name="l00385"></a><span class="lineno">  385</span>&#160;                    }</div>
<div class="line"><a name="l00386"></a><span class="lineno">  386</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00387"></a><span class="lineno">  387</span>&#160;</div>
<div class="line"><a name="l00388"></a><span class="lineno">  388</span>&#160;                <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00389"></a><span class="lineno">  389</span>&#160;                    <span class="keywordflow">throw</span> <span class="keyword">new</span> NotImplementedException();</div>
<div class="line"><a name="l00390"></a><span class="lineno">  390</span>&#160;            }</div>
<div class="line"><a name="l00391"></a><span class="lineno">  391</span>&#160;        }</div>
<div class="line"><a name="l00392"></a><span class="lineno">  392</span>&#160;    }</div>
<div class="line"><a name="l00393"></a><span class="lineno">  393</span>&#160;}</div>
<div class="ttc" id="class_system_sharp_1_1_common_1_1_math_ext_html"><div class="ttname"><a href="class_system_sharp_1_1_common_1_1_math_ext.html">SystemSharp.Common.MathExt</a></div><div class="ttdoc">This static class provides some specialized mathematical operations. </div><div class="ttdef"><b>Definition:</b> <a href="_math_ext_8cs_source.html#l00037">MathExt.cs:37</a></div></div>
<div class="ttc" id="struct_system_sharp_1_1_data_types_1_1_std_logic_vector_html"><div class="ttname"><a href="struct_system_sharp_1_1_data_types_1_1_std_logic_vector.html">SystemSharp.DataTypes.StdLogicVector</a></div><div class="ttdoc">Represents a vector of four-valued logic, similiar to IEEE 1164. </div><div class="ttdef"><b>Definition:</b> <a href="_std_logic_lib_8cs_source.html#l00783">StdLogicLib.cs:783</a></div></div>
<div class="ttc" id="class_system_sharp_1_1_assembler_1_1_x_i_l_instr_html_ac764bb3dd979b2652e84fdb6e7c96553"><div class="ttname"><a href="class_system_sharp_1_1_assembler_1_1_x_i_l_instr.html#ac764bb3dd979b2652e84fdb6e7c96553">SystemSharp.Assembler.XILInstr.Operand</a></div><div class="ttdeci">object Operand</div><div class="ttdoc">Optional static operand </div><div class="ttdef"><b>Definition:</b> <a href="_asm_core_8cs_source.html#l00050">AsmCore.cs:50</a></div></div>
<div class="ttc" id="class_system_sharp_1_1_data_types_1_1_fix_format_html"><div class="ttname"><a href="class_system_sharp_1_1_data_types_1_1_fix_format.html">SystemSharp.DataTypes.FixFormat</a></div><div class="ttdoc">Describes a fixed-point number format. </div><div class="ttdef"><b>Definition:</b> <a href="_fix_point_math_8cs_source.html#l00237">FixPointMath.cs:237</a></div></div>
<div class="ttc" id="class_system_sharp_1_1_assembler_1_1_x_i_l_result_types_html_aeb3a141b923e39335d094a3c6645d9a3"><div class="ttname"><a href="class_system_sharp_1_1_assembler_1_1_x_i_l_result_types.html#aeb3a141b923e39335d094a3c6645d9a3">SystemSharp.Assembler.XILResultTypes.GetDefaultResultTypes</a></div><div class="ttdeci">static IEnumerable&lt; TypeDescriptor &gt; GetDefaultResultTypes(this XILInstr instr, TypeDescriptor[] operandTypes)</div><div class="ttdoc">Returns a sequence of adminissible result types, given instruction operand types. ...</div><div class="ttdef"><b>Definition:</b> <a href="_x_i_l_result_types_8cs_source.html#l00039">XILResultTypes.cs:39</a></div></div>
<div class="ttc" id="class_system_sharp_1_1_common_1_1_math_ext_html_a30f0525b01304f2276fde4c6f02f5778"><div class="ttname"><a href="class_system_sharp_1_1_common_1_1_math_ext.html#a30f0525b01304f2276fde4c6f02f5778">SystemSharp.Common.MathExt.Rempow2</a></div><div class="ttdeci">static SFix Rempow2(SFix value, int n)</div><div class="ttdoc">Computes the remainder value  mod 2^n. Result integer width is 2 + n . Result fractional width is max...</div><div class="ttdef"><b>Definition:</b> <a href="_math_ext_8cs_source.html#l00579">MathExt.cs:579</a></div></div>
<div class="ttc" id="struct_system_sharp_1_1_data_types_1_1_u_fix_html"><div class="ttname"><a href="struct_system_sharp_1_1_data_types_1_1_u_fix.html">SystemSharp.DataTypes.UFix</a></div><div class="ttdoc">An unsigned fixed-point number </div><div class="ttdef"><b>Definition:</b> <a href="_u_fix_8cs_source.html#l00116">UFix.cs:116</a></div></div>
<div class="ttc" id="struct_system_sharp_1_1_data_types_1_1_unsigned_html"><div class="ttname"><a href="struct_system_sharp_1_1_data_types_1_1_unsigned.html">SystemSharp.DataTypes.Unsigned</a></div><div class="ttdoc">An unsigned integer </div><div class="ttdef"><b>Definition:</b> <a href="_unsigned_8cs_source.html#l00637">Unsigned.cs:637</a></div></div>
<div class="ttc" id="class_system_sharp_1_1_assembler_1_1_x_i_l_result_types_html"><div class="ttname"><a href="class_system_sharp_1_1_assembler_1_1_x_i_l_result_types.html">SystemSharp.Assembler.XILResultTypes</a></div><div class="ttdef"><b>Definition:</b> <a href="_x_i_l_result_types_8cs_source.html#l00031">XILResultTypes.cs:31</a></div></div>
<div class="ttc" id="struct_system_sharp_1_1_data_types_1_1_signed_html"><div class="ttname"><a href="struct_system_sharp_1_1_data_types_1_1_signed.html">SystemSharp.DataTypes.Signed</a></div><div class="ttdoc">Signed integer of arbitrary size </div><div class="ttdef"><b>Definition:</b> <a href="_signed_8cs_source.html#l00634">Signed.cs:634</a></div></div>
<div class="ttc" id="struct_system_sharp_1_1_data_types_1_1_s_fix_html"><div class="ttname"><a href="struct_system_sharp_1_1_data_types_1_1_s_fix.html">SystemSharp.DataTypes.SFix</a></div><div class="ttdoc">A signed fixed-point number </div><div class="ttdef"><b>Definition:</b> <a href="_s_fix_8cs_source.html#l00116">SFix.cs:116</a></div></div>
<div class="ttc" id="class_system_sharp_1_1_meta_1_1_type_descriptor_html"><div class="ttname"><a href="class_system_sharp_1_1_meta_1_1_type_descriptor.html">SystemSharp.Meta.TypeDescriptor</a></div><div class="ttdoc">Describes a type. </div><div class="ttdef"><b>Definition:</b> <a href="_type_descriptor_8cs_source.html#l00120">TypeDescriptor.cs:120</a></div></div>
<div class="ttc" id="class_system_sharp_1_1_meta_1_1_type_descriptor_html_a9099b9111f475996cba618ae9faaa4ff"><div class="ttname"><a href="class_system_sharp_1_1_meta_1_1_type_descriptor.html#a9099b9111f475996cba618ae9faaa4ff">SystemSharp.Meta.TypeDescriptor.Equals</a></div><div class="ttdeci">override bool Equals(object obj)</div><div class="ttdef"><b>Definition:</b> <a href="_type_descriptor_8cs_source.html#l00631">TypeDescriptor.cs:631</a></div></div>
<div class="ttc" id="interface_system_sharp_1_1_meta_1_1_i_signal_or_port_descriptor_html"><div class="ttname"><a href="interface_system_sharp_1_1_meta_1_1_i_signal_or_port_descriptor.html">SystemSharp.Meta.ISignalOrPortDescriptor</a></div><div class="ttdoc">Represents the common properties of either a signal or a port. </div><div class="ttdef"><b>Definition:</b> <a href="_components_reflection_8cs_source.html#l01016">ComponentsReflection.cs:1016</a></div></div>
<div class="ttc" id="class_system_sharp_1_1_assembler_1_1_x_i_l_instr_html"><div class="ttname"><a href="class_system_sharp_1_1_assembler_1_1_x_i_l_instr.html">SystemSharp.Assembler.XILInstr</a></div><div class="ttdoc">Models a XIL instruction </div><div class="ttdef"><b>Definition:</b> <a href="_asm_core_8cs_source.html#l00040">AsmCore.cs:40</a></div></div>
<div class="ttc" id="class_system_sharp_1_1_assembler_1_1_x_i_l_instr_html_ac1be110ff484ec0078a5ccc572d463bd"><div class="ttname"><a href="class_system_sharp_1_1_assembler_1_1_x_i_l_instr.html#ac1be110ff484ec0078a5ccc572d463bd">SystemSharp.Assembler.XILInstr.Name</a></div><div class="ttdeci">string Name</div><div class="ttdoc">Opcode </div><div class="ttdef"><b>Definition:</b> <a href="_asm_core_8cs_source.html#l00045">AsmCore.cs:45</a></div></div>
<div class="ttc" id="interface_system_sharp_1_1_sys_d_o_m_1_1_i_storable_literal_html"><div class="ttname"><a href="interface_system_sharp_1_1_sys_d_o_m_1_1_i_storable_literal.html">SystemSharp.SysDOM.IStorableLiteral</a></div><div class="ttdoc">Base interface for literals which may be used as left-hand side of an assignment. ...</div><div class="ttdef"><b>Definition:</b> <a href="_literals_8cs_source.html#l00083">Literals.cs:83</a></div></div>
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